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ECT Sensor 1 Replacement

WARNING: This page is about a different car, the 2011 Honda Pilot, 2010 Honda Pilot, and 2009 Honda Pilot. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine coolant (see COOLANT CHECK ).
  2. Remove the engine cover (see step 1 on IGNITION COIL REMOVAL/INSTALLATION ).
  3. Disconnect the ECT sensor 1 2P connector (A).
    Fig 1: ECT Sensor 1 2P Connector With Torque Specifications
    G05969700Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Remove ECT sensor 1 (B).
  5. Install the parts in the reverse order of removal with a new O-ring (C), then refill the radiator with engine coolant (see COOLANT REPLACEMENT ).